BGP Announced

AS CIDR Description
AS38635 133.27.0.0/16 KEIO-NET - Keio University, JP

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:97)

IP Host DateTime
133.27.6.1 gw2-v101.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.2 itc-lb-v101.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.11 idp2401.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.12 idp2402.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.15 dnscache11.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.16 dnscache12.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.17 dnscache13.sfc.keio.ac.jp 2026-02-08 08:48:12
133.27.6.18 dnscache14.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.30 smtp23-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.31 smtp2401.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.32 smtp2402.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.33 smtp2403.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.34 smtp2404.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.35 smtp2405.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.36 smtp2406.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.37 smtp2407.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.38 smtp2408.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.50 web23-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.51 web2301.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.52 web2302.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.60 webpub23-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.61 webpub2301.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.62 webpub2302.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.63 webpub2303.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.64 webpub2304.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.70 webdb24-pg.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.71 webdb2401-pg.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.72 webdb2402-pg.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.73 webpubdb24-pg.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.74 webpubdb2401-pg.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.75 webpubdb2402-pg.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.77 webdb2401-ms.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.78 webdb2402-ms.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.79 webdb2403-ms.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.81 webpubdb2401-ms.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.82 webpubdb2402-ms.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.83 webpubdb2403-ms.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.106 form22-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.107 form22.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.108 fwd-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.109 fwd19.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.110 ml19.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.111 ml19-dev.sfc.keio.ac.jp 2026-02-08 08:48:12
133.27.6.112 mm3-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.116 cns-signage-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.117 cns-signage.sfc.keio.ac.jp 2026-02-08 08:48:12
133.27.6.121 ml25.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.124 fwd25.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.127 mledit25.sfc.keio.ac.jp 2026-02-08 08:48:12
133.27.6.130 form25.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.137 itcsecure1901.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.138 itcsecure1902.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.139 itcsecure1903.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.163 itcsecure-app.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.164 itcsecure-app1901.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.165 itcsecure-app1902.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.166 itcsecure-app1903.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.178 itcdrive2101.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.187 idpldap23-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.188 idpldap2301.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.189 idpldap2302.sfc.keio.ac.jp 2026-02-08 08:48:12
133.27.6.200 imap20-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.201 imap2001.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.202 imap2002.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.203 imap2003.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.204 imap2004.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.205 imap2005.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.206 imap2006.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.207 imap2007.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.208 imap2008.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.209 imap2009.sfc.keio.ac.jp 2026-02-08 08:48:12
133.27.6.210 imap2010.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.211 imap2011.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.212 imap2012.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.213 imap2013.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.214 imap2014.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.215 imap2015.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.216 imap2016.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.217 imap2017.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.218 imap2018.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.219 imap2019.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.220 imap2020.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.221 imap2501.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.222 imap2502.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.223 imap2503.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.241 webmail21-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.242 webmail21-pg-dev.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.243 webmail2101-pg.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.244 webmail2102-pg.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.245 webmail2101.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.246 webmail2102.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.247 webmail2103.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.248 webmail2104.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.249 webmail2105.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.250 webmail2106.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.251 webmail2107.sfc.keio.ac.jp 2026-02-13 11:50:42
133.27.6.252 webmail21-pg.sfc.keio.ac.jp 2026-02-13 11:50:42

Top 20 countries in total ASN

Country Allocated ASNs ASN IPv4 Number ASN IPv6 Number(/64)
United States 31305 1467924805 1153890906568267578
Brazil 9120 82774464 2310376987414499842
China 6576 352422048 147819426434144
India 6154 35925760 24667779440640
Russian Federation 5729 47012056 14096178067016
Indonesia 3823 24364544 1345287815168
Germany 3187 113336360 71544465981696
United Kingdom 3121 73365440 31333635457024
Australia 3108 40548656 20502443005440
Poland 2449 19284480 14386757309440
Canada 2427 54804744 4151046832384
France 2163 74622272 12886987966464
Ukraine 2006 8268800 4733257056256
Bangladesh 1973 2007556 1103783788544
Netherlands 1591 51270096 20973465961216
Argentina 1326 18666496 19496811233280
Hong Kong 1308 19824748 4383349539840
Italy 1298 53564160 29481361145856
Japan 1270 161134312 33595439644672
Republic of Korea 1178 112806404 17725834330112